Bob

This +1 battleaxe floats on water and other liquids, and grants its bearer advantage on Strength (Athletics) checks made to swim. Etched into the haft of the battleaxe are Dethek (Dwarvish) runes that spell the weapon's name: Bob.

Versatile: This weapon can be used with one or two hands. A damage value in parentheses appears with the property—the damage when the weapon is used with two hands to make a melee attack.

Proficiency: simple, battleaxe Source: Tomb of Annihilation p. 89